Osaka Performance Doll a.k.a. O.P.D. (大阪パフォーマンスドール) was a female japanese idol Jpop band from 1993 to 1997, theatre-based in Osaka, with five main members (called "F/Unit" with their initials) and several others for live performances and trainees. OPD was the sister-band of Tokyo Performance Doll (TPD), inspired by Jpop band Onyanko Club, like Morning Musume and the Hello! Project or AKB48 more recently.